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GRP manhole covers which are made from composite material such as glass fiber, resin, and quartz so on. GRP Manhole cover is lightweight and excellent protection against corrosion and the effects of chemicals because it is made from GRP (fiber reinforced plastic). It weighs only one seventh of the weight of an average cast iron cover. Because this cover is lightweight, it is easy to remove it during maintenance.
Products have the following special advantages:
Types of manhole covers against its shape:
Grades of load capacity: